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Servo Power Gearboxes

If power is what you need, ServoCity is the place to shop. We offer a tremendous range of innovative, patented and patent pending, “Power Servos” for a wide variety of applications from UAV’s (unmanned aerial vehicles) to radical robots.  Our research & development team is dedicated to offering the right device for your projects.  If one of our “Power Servos” does not fit your special need, please email us and find out what we can do for you.

Up to 2,000 oz.-in. of torque and 180 degrees of rotation when used with the new HSR-5995TG.

 Servo

Total
Rotation

Weight
(with Servo)

4.8V Power
(ounce-inch)

6.0V Power
(ounce-inch)

4.8V Speed
(sec/60°)

6.0V Speed
(sec/60°)

SPG400 Kit

90°/180°

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-servo-

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SPG700 Kit

90°/180°

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-servo-

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SPG800 Kit

90°/180°

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 SPG425 Power Servos

Rotation

Weight

4.8V Power

6.0V Power

4.8V Speed

6.0V Speed

HS-425BB (2:1 ratio)

90°/180°

5.5 oz.

92

114

.42 sec.

.32 sec.

HS-425BB (3:1 ratio)

90°/180°

5.5 oz.

138

171

.63 sec.

.48 sec.

HS-425BB (4:1 ratio)

90°/180°

5.5 oz.

184

228

.84 sec.

.64 sec.

HS-425BB (5:1 ratio)

90°/180°

5.5 oz.

230

285

1.05 sec.

.80 sec.

 SPG645 Power Servos

Rotation

Weight

4.8V Power

6.0V Power

4.8V Speed

6.0V Speed

HS-645MG (2:1 ratio)

90°/180°

5.9 oz.

214

266

.48 sec.

.20 sec.

HS-645MG (3:1 ratio)

90°/180°

5.9 oz.

321

399

.72 sec.

.60 sec.

HS-645MG (4:1 ratio)

90°/180°

5.9 oz.

428

532

.96 sec.

.80 sec.

HS-645MG (5:1 ratio)

90°/180°

5.9 oz.

535

665

1.20 sec.

1.00 sec.

 SPG985 Power Servos

Rotation

Weight

4.8V Power

6.0V Power

4.8V Speed

6.0V Speed

HS-985MG (2:1 ratio)

90°/180°

5.9 oz.

288

344

.32 sec.

.26 sec.

HS-985MG (3:1 ratio)

90°/180°

5.9 oz.

432

516

.48 sec.

.39 sec.

HS-985MG (4:1 ratio)

90°/180°

5.9 oz.

576

688

.64 sec.

.52 sec.

HS-985MG (5:1 ratio)

90°/180°

5.9 oz.

720

860

.80 sec.

.65 sec.

 SPG5955 Power Servos

Rotation

Weight

4.8V Power

6.0V Power

4.8V Speed

6.0V Speed

HS-5955TG (2:1 ratio)

90°/180°

6.08 oz.

500

666

.34 sec.

.30 sec.

HS-5955TG (3:1 ratio)

90°/180°

6.08 oz.

750

999

.51 sec.

.45 sec.

HS-5955TG (4:1 ratio)

90°/180°

6.08 oz.

1,000

1,332

.68 sec.

.60 sec.

HS-5955TG (5:1 ratio)

90°/180°

6.08 oz.

1,250

1,665

.85 sec.

.75 sec.

 SPG5995 Power Servos

Rotation

Weight

4.8V Power

6.0V Power

4.8V Speed

6.0V Speed

HSR-5995TG (2:1 ratio) - 180°

180°

6.08 oz.

500

666

.34 sec.

.30 sec.

HSR-5995TG (3:1 ratio) - 180°

180°

6.08 oz.

750

999

.51 sec.

.45 sec.

HSR-5995TG (4:1 ratio) - 180°

180°

6.08 oz.

1,000

1,332

.68 sec.

.60 sec.

HSR-5995TG (5:1 ratio) - 180°

180°

6.08 oz.

1,250

1,665

.85 sec.

.75 sec.

 SPG755 Power Servos

Rotation

Weight

4.8V Power

6.0V Power

4.8V Speed

6.0V Speed

HS-755HB (2:1 ratio)

90°/180°

7.2 oz.

244

306

.57 sec.

.46 sec.

HS-755HB (3:1 ratio)

90°/180°

7.2 oz.

366

459

.84 sec.

.69 sec.

HS-755HB (4:1 ratio)

90°/180°

7.2 oz.

488

612

1.12 sec.

.92 sec.

HS-755HB (5:1 ratio)

90°/180°

7.2 oz.

610

765

1.40 sec.

1.15 sec.

 SPG805 Power Servos

Rotation

Weight

4.8V Power

6.0V Power

4.8V Speed

6.0V Speed

HS-805BB (2:1 ratio)

90°/180°

11.6 oz.

550

686

.38 sec.

.28 sec.

HS-805BB (3:1 ratio)

90°/180°

11.6 oz.

825

1,029

.57 sec.

.42 sec.

HS-805BB (4:1 ratio)

90°/180°

11.6 oz.

1,100

1,372

.76 sec.

.56 sec.

HS-805BB (5:1 ratio)

90°/180°

11.6 oz.

1,375

1,715

.95 sec.

.70 sec.

 SPG815 Power Servos

Rotation

Weight

4.8V Power

6.0V Power

4.8V Speed

6.0V Speed

HS-815BB (2:1 ratio) - 140°

140°

11.6 oz.

550

686

.38 sec.

.28 sec.

HS-815BB (3:1 ratio) - 140°

140°

11.6 oz.

825

1,029

.57 sec.

.42 sec.

HS-815BB (4:1 ratio) - 140°

140°

11.6 oz.

1,100

1,372

.76 sec.

.56 sec.

HS-815BB (5:1 ratio) - 140°

140°

11.6 oz.

1,375

1,715

.95 sec.

.70 sec.

 SPG785 Power Servos

Rotation

Weight

4.8V Power

6.0V Power

4.8V Speed

6.0V Speed

HS-785HB (2:1 ratio) - 630°

630°

7 oz.

306

366